fix tests

pyapp-kit · Feb 20, 2024 · d61ea51 · d61ea51
1 parent ea98ef8
commit d61ea51
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/src/psygnal/_signal.py b/src/psygnal/_signal.py
@@ -932,7 +932,9 @@ def emit(
             If `check_nargs` and/or `check_types` are `True`, and the corresponding
             checks fail.
         """
-        if self._is_blocked or len(self._slots) == 0:
+        if self._is_blocked or (
+            len(self._slots) == 0 and SignalInstance._debug_hook is None
+        ):
             return None
 
         if check_nargs:

diff --git a/tests/test_psygnal.py b/tests/test_psygnal.py
@@ -159,6 +159,7 @@ def test_signature_provided():
 
 def test_emit_checks():
     emitter = Emitter()
+    emitter.one_int.connect(f_no_arg)
 
     emitter.one_int.emit(check_nargs=False)
     emitter.one_int.emit()